<!DOCTYPE html>
<html lang="en" xmlns:th="https://www.thymeleaf.org"><!--声明命名空间-->
<head>
    <meta charset="UTF-8">
    <title>登陆失败</title>
</head>
<body>
登陆失败!<br>
</body>
</html>

<!--login fail<br>-->
<!--model,看不到: <span th:text="${username}"></span><br>-->
<!--redirect_msg: <span th:text="${param.rediect_msg}"></span><br>-->
<!--&lt;!&ndash;超链接通过问号传值&ndash;&gt;-->
<!--只显示一次: <span th:text="${flash_msg}"></span><br>-->